Get £5 giffgaff credit when you activate a new SIM using a refer-a-friend link.
giffgaff's refer-a-friend scheme gives the new customer £5 free credit once they activate their SIM with a goodybag, while the referrer earns £5 in Payback — cashable via PayPal, kept as credit, or donated — paid out every six months. I've been with giffgaff since 2011, and the £5 has landed for me and for the friends I've referred over the years.

Fair, reliable phone plans. uSwitch Network of the year for 3 years running.
Or copy the referral link below:
Get £5 giffgaff credit when you activate a new SIM
| Your reward | £5 in giffgaff credit |
| Friend's reward | £5 Payback (paid every 6 months) |
| Reward type | Account credit (referee) / Payback cashable via PayPal (referrer) |
| Requirement | Activate a SIM with a goodybag (minimum £8) |
| Time to receive | £5 on activation; referrer Payback paid every 6 months |
| Referral limit | Unlimited |
Network
O2 (Telefonica UK)
Source: giffgaff
uSwitch award
Network of the Year — 3 years running
Source: uSwitch
Members
Millions of UK users
Source: giffgaff
giffgaff is a UK mobile network on the O2 infrastructure offering affordable SIM-only plans from £8/month. 30-day rolling goodybags with no contract. uSwitch Network of the Year for 3 consecutive years. Community-driven support model.
giffgaff is a UK mobile virtual network operator running on the O2 (Telefonica) network. Known for its community-driven approach, giffgaff offers some of the most affordable SIM-only plans in the UK. Their "goodybags" are monthly bundles that you can change or cancel every 30 days — no long-term contract required. giffgaff has won the uSwitch Network of the Year award for three consecutive years and consistently ranks highly for value and customer satisfaction. They also offer 18-month SIM-only and phone contracts for those who prefer a fixed deal.New customers get £5 in giffgaff credit when they activate a free SIM with a goodybag (min £8). The referrer earns £5 in Payback — cashable via PayPal, kept as credit, or donated — paid out every six months. No limit on referrals.
The giffgaff refer-a-friend scheme is a flat £5 each. When someone uses your referral link to order a free SIM card and activates it with a goodybag (minimum £8), they receive £5 in giffgaff credit on their account. You — the referrer — earn £5 in giffgaff Payback, which can be cashed out via PayPal, kept as account credit, or donated. Payback is paid out every six months (June and December). There is no limit on the number of people you can refer.giffgaff is best for budget-conscious users and students who want affordable, flexible mobile plans on the O2 network. Change your plan monthly with no exit fees. Community support is fast but not traditional phone-based.
giffgaff is excellent for anyone who wants a reliable, affordable mobile plan without being tied to a long contract. It is particularly popular with budget-conscious users, students, and people who want the flexibility to change their plan month to month. If you use the O2 network and want the same coverage at a lower price, giffgaff delivers exactly that. The community-based support model means you can often get answers faster than calling a traditional helpline, though it may not suit everyone.giffgaff is cheaper per GB than VOXI but lacks unlimited social media data. Same O2 network as going direct but at lower prices. Trustpilot score of 4.1 beats VOXI (2.9) and is comparable to SMARTY (4.3).
giffgaff competes most directly with VOXI, SMARTY, and Lebara in the budget SIM-only space. Compared to VOXI, giffgaff is typically cheaper per GB but lacks the unlimited social media data perk. SMARTY (on the Three network) offers similar pricing and flexibility. Lebara is competitive on international calling but has a smaller UK footprint. Compared to going directly with O2, giffgaff offers the same network at significantly lower prices — the trade-off is that you lose access to O2 Priority rewards and in-store support. giffgaff's Trustpilot score of 4.1 is strong for a mobile network.Energy
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Personal finance writer and UK consumer savings specialist
I specialise in finding people the best deals to cope with the ever-increasing cost of living. I like to review companies from everyday industries like banking and energy and try to provide a fresh mix of facts and unbiased opinions.
Last updated: · Fact-checked and reviewed for accuracy